SIZE: 115/US4.5/EUR20 – foot size: ~110~120mm, for age starting from 6~9mths up to 15~18mths125/US5.5/EUR21.5 – foot size: ~120~130mm, for age around 12mths up to 24mths135/US6.5/EUR22.5 – foot size: ~130~140mm, for age around 18mths~36mths